
/***导航开始*****/
#top-nav {
    height:40px;
    wight:100%;
    background:#E3EFFB;
    clear:both;
}

#top-nav ul{
    list-style:none;
    float:left;
    _display:inline;/*ie6双倍margin bug hack*/
}

.nav_li {
    list-style:none;
    float:left;
    width:110px;
    height:37px;
    margin-right:10px;
    font-size:10px;
    border:1px solid #D9D9D9;
}

.nav_li a {
    text-decoration:none;
    display:block;
    height:37px;
    text-align:center;
    font:1.5em/37px "微软雅黑","黑体",sans-serif;
    color:#363636;
}

.nav_li a:hover,.onhover {
    background:#979494/* url(nav_on.gif)可以放一个背景色图片*/;
    color:#FFF;
}
